// Serialized user code reference certain objects that are provided in a list
// By calling this method, we assume that we are deserializing user code.
- void SetAttachedObjects(Vector<Object*>* attached_objects) {
+ void SetAttachedObjects(Vector<Handle<Object> >* attached_objects) {
attached_objects_ = attached_objects;
}
Isolate* isolate_;
// Objects from the attached object descriptions in the serialized user code.
- Vector<Object*>* attached_objects_;
+ Vector<Handle<Object> >* attached_objects_;
SnapshotByteSource* source_;
// This is the address of the next object that will be allocated in each
void VisitCell(RelocInfo* rinfo);
void VisitRuntimeEntry(RelocInfo* reloc);
// Used for seralizing the external strings that hold the natives source.
- void VisitExternalAsciiString(
- v8::String::ExternalAsciiStringResource** resource);
+ void VisitExternalOneByteString(
+ v8::String::ExternalOneByteStringResource** resource);
// We can't serialize a heap with external two byte strings.
void VisitExternalTwoByteString(
v8::String::ExternalStringResource** resource) {
HowToCode how_to_code,
WhereToPoint where_to_point,
int skip) = 0;
- void SerializeReferenceToPreviousObject(
- int space,
- int address,
- HowToCode how_to_code,
- WhereToPoint where_to_point,
- int skip);
+ void SerializeReferenceToPreviousObject(HeapObject* heap_object,
+ HowToCode how_to_code,
+ WhereToPoint where_to_point,
+ int skip);
void InitializeAllocators();
// This will return the space for an object.
static int SpaceOfObject(HeapObject* object);
Handle<String> source);
static const int kSourceObjectIndex = 0;
+ static const int kCodeStubsBaseIndex = 1;
String* source() {
DCHECK(!AllowHeapAllocation::IsAllowed());
return source_;
}
+ List<uint32_t>* stub_keys() { return &stub_keys_; }
+
private:
void SerializeBuiltin(Code* builtin, HowToCode how_to_code,
WhereToPoint where_to_point, int skip);
+ void SerializeCodeStub(Code* code, HowToCode how_to_code,
+ WhereToPoint where_to_point, int skip);
void SerializeSourceObject(HowToCode how_to_code, WhereToPoint where_to_point,
int skip);
+ void SerializeHeapObject(HeapObject* heap_object, HowToCode how_to_code,
+ WhereToPoint where_to_point, int skip);
+ int AddCodeStubKey(uint32_t stub_key);
DisallowHeapAllocation no_gc_;
String* source_;
+ List<uint32_t> stub_keys_;
DISALLOW_COPY_AND_ASSIGN(CodeSerializer);
};
return result;
}
+ Vector<const uint32_t> CodeStubKeys() const {
+ return Vector<const uint32_t>(
+ reinterpret_cast<const uint32_t*>(script_data_->data() + kHeaderSize),
+ GetHeaderValue(kNumCodeStubKeysOffset));
+ }
+
const byte* Payload() const {
- return script_data_->data() + kHeaderEntries * kIntSize;
+ int code_stubs_size = GetHeaderValue(kNumCodeStubKeysOffset) * kInt32Size;
+ return script_data_->data() + kHeaderSize + code_stubs_size;
}
int PayloadLength() const {
- return script_data_->length() - kHeaderEntries * kIntSize;
+ int payload_length = GetHeaderValue(kPayloadLengthOffset);
+ DCHECK_EQ(script_data_->data() + script_data_->length(),
+ Payload() + payload_length);
+ return payload_length;
}
int GetReservation(int space) const {
// The data header consists of int-sized entries:
// [0] version hash
- // [1..7] reservation sizes for spaces from NEW_SPACE to PROPERTY_CELL_SPACE.
+ // [1] number of code stub keys
+ // [2] payload length
+ // [3..9] reservation sizes for spaces from NEW_SPACE to PROPERTY_CELL_SPACE.
static const int kCheckSumOffset = 0;
- static const int kReservationsOffset = 1;
- static const int kHeaderEntries = 8;
+ static const int kNumCodeStubKeysOffset = 1;
+ static const int kPayloadLengthOffset = 2;
+ static const int kReservationsOffset = 3;
+
+ static const int kNumSpaces = PROPERTY_CELL_SPACE - NEW_SPACE + 1;
+ static const int kHeaderEntries = kReservationsOffset + kNumSpaces;
+ static const int kHeaderSize = kHeaderEntries * kIntSize;
+
+ // Following the header, we store, in sequential order
+ // - code stub keys
+ // - serialization payload
ScriptData* script_data_;
bool owns_script_data_;